Granted Patent
Utility
US 6,723,733 · App. 09/854,455
Sulfonamide and carbamide derivatives of 6(5H)phenanthridinones and their uses
Inventors:
Jia-He Li, Vincent Jacob Kalish, Jie Zhang, Larisa E. Serdyuk, Dana Ferraris, Ge Xiao, Paul Kletzly
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: May 15, 2001
Inventors
Jia-He Li
Vincent Jacob Kalish
Jie Zhang
Larisa E. Serdyuk
Dana Ferraris
Ge Xiao
Paul Kletzly
Assignee (at issue)
Guilford Pharmaceuticals, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.